3851087 has 2 divisors, whose sum is σ = 3851088. Its totient is φ = 3851086.

The previous prime is 3851083. The next prime is 3851101. The reversal of 3851087 is 7801583.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3851087 - 2² = 3851083 is a prime.

It is an Ulam number.

It is equal to p₂₇₃₃₈₉ and since 3851087 and 273389 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3851083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1925543 + 1925544.

It is an arithmetic number, because the mean of its divisors is an integer number (1925544).

Almost surely, 2^3851087 is an apocalyptic number.

3851087 is a deficient number, since it is larger than the sum of its proper divisors (1).

3851087 is an equidigital number, since it uses as much as digits as its factorization.

3851087 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 3851087 is about 1962.4186607348. The cubic root of 3851087 is about 156.7452696457.

The spelling of 3851087 in words is "three million, eight hundred fifty-one thousand, eighty-seven".